Sif
Comic book character
Sif is a character appearing in American comic books published by Marvel Comics. Created by Stan Lee and Jack Kirby, the character first appeared in Journey into Mystery #102. She is based on the Norse goddess Sif. As an Asgardian warrior and... Wikipedia
Brother: Heimdall
First appearance: Journey into Mystery #102; (March 1964)
Place of origin: Asgard
TV shows: Agents of S.H.I.E.L.D., The Super Hero Squad Show, and Hulk vs. Thor
Movies
Played by